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TOEFL IELTS BNC: 3811 COCA: 3619

random

adjective
 OPAL WOPAL S
/ˈrændəm/
/ˈrændəm/
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  1.  
    [usually before noun] done, chosen, etc. without somebody deciding in advance what is going to happen, or without any regular pattern随机的，随意的（非事先决定或不规则）
    • the random killing of innocent people对无辜者的随意杀戮
    • a random sample/selection (= in which each thing has an equal chance of being chosen)随机抽样／选择
    • The information is processed in a random order.信息是按随机顺序处理的。
    • (informal) I find and play a lot of random stuff—Bach, blues, bebop.我发现并演奏了许多随机的东西——巴赫、布鲁斯、贝博普。
    • He grabbed a random pair of jeans and an old red shirt.他随便拿了一条牛仔裤和一件旧的红色衬衫。
    • She dodged the random items that were on the concrete floor.她避开了混凝土地上随意散放的物品。
    Extra Examples
    • Questionnaires were sent to a random selection of households.问卷被随机发送到一些家庭。
    • They interviewed a random sample of head teachers.他们随机采访了一些班主任。
    • Random checks are made on the goods leaving the factory.对出厂的货物进行随机检查。
    • The school introduced random drug testing.学校引入了随机药检。
    • Random numbers are generated by the computer.随机号码是由电脑产生的。
    • The group to be studied was selected on a random basis.用于研究的小组是随机选择的。
    Oxford Collocations Dictionaryverbs
    • be
    • seem
    adverb
    • completely
    • entirely
    • purely
    • …
    See full entry
  2. [only before noun] (informal) (especially of a person尤指人) not known or not identified不认识的；辨认不出的
    • Some random guy gave me a hundred bucks.有个陌生男人给了我 100 美元。
    • You don’t want some random dude telling you how to live your life.你不想让某个随便的家伙告诉你如何生活。
  3. (informal) a thing or person that is random is strange and does not make sense, often in a way that interests you or makes you laugh（人或物）不合常理的，出人意料的，不可思议的
    • Mom, you are so random!妈妈，你太不可思议了！
    • The humour is great because it's just so random and unhinged from reality.幽默之妙在于它如此的出人意料又不受现实的束缚。
    4. Word OriginMiddle English (in the sense ‘impetuous headlong rush’): from Old French randon ‘great speed’, from randir ‘gallop’.

random

noun
/ˈrændəm/
/ˈrændəm/
Idioms
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Idioms
at random
  1. without deciding in advance what is going to happen, or without any regular pattern随意；随机；胡乱
    • She opened the book at random (= not at any particular page) and started reading.她随意翻开书就看了起来。
    • The terrorists fired into the crowd at random.恐怖分子胡乱地向人群开枪。
    • Names were chosen at random from a list.名字是从名单中随便点的。
TOEFL IELTS BNC: 3811 COCA: 3619
random

adjective

VERBS | ADVERB VERBS➤be, seem隨意；好像隨意ADVERB➤completely, entirely, purely, quite, totally完全隨機；純粹任意；十分隨意▸➤almost幾乎任意▸➤fairly, pretty, somewhat相當／頗為／有點兒隨意▸➤truly確實任意➤essentially基本隨機▸➤apparently, seemingly顯得隨意◇a seemingly random sequence of numbers似乎隨機選出的一串數字
TOEFL IELTS BNC: 3811 COCA: 3619
random

adjective

random ♦︎ haphazard ♦︎ indiscriminate ♦︎ disorganized ♦︎ untidy ♦︎ unsystematicThese words all describe things that are not organized or planned. 这些词均表示随意的、无计划的、无条理的。PATTERNS AND COLLOCATIONS 句型和搭配◆the random / indiscriminate use of sth◆a random / haphazard approach◆random / indiscriminate attacks◆a haphazard / an indiscriminate method◆in a random / haphazard fashion / manner◆in a random / a haphazard / an unsystematic way◆totally random / haphazard / disorganized◆very haphazard / disorganized / untidy / unsystematic◆rather haphazard / disorganized / untidy◆seemingly / apparently random / haphazard / indiscriminate■ random [usually before noun] done or chosen without sb deciding anything in advance; left to chance 随机的；随意的；碰运气的◆The group to be studied was selected on a random basis.用于研究的小组是随机选择的。◆There's no motive for this kind of random killing.这种随意杀戮没有动机。◆Random numbers are generated by the computer.随机号码是由电脑产生的。◆The names are listed in random order.名字按随机顺序排列。ⓘ Random is often used in connection with statistics and research. Collocates include allocation, distribution, effects, fluctuations, numbers, and sample. * random常用于与统计和研究有关的方面。与之搭配的词有allocation、distribution、effect、fluctuation、number和sample。 OPP predetermined ⇨ set ▸ at ˈrandom

idiom

◆She opened the book at random (= not at any particular page) and started reading.她随手翻开书的一页读了起来。▸ randomly

adverb

◆The winning numbers are randomly selected by computer.获奖号码是由电脑随机选取的。■ haphazard hæpˈhæzəd; NAmE hæpˈhæzərd (disapproving) done with no particular order or plan; not organized well 无秩序的；无计划的；组织混乱的◆It was the result of rather haphazard planning.这是规划混乱不周的结果。◆In the early years training was haphazard.早年间培训缺乏计划。▸ haphazardly

adverb

◆She started packing, throwing things haphazardly into the case.她开始打包，将东西随便地丢进箱子里。■ indiscriminate ˌɪndɪˈskrɪmɪnət (disapproving) (of actions) done without thought about the results, especially when it causes people to be harmed; (of people) acting without careful judgement （行为）不顾后果的，恣意的（尤指会伤及他人）；（人）不慎思而行的◆indiscriminate violence / killing / slaughter任意施暴；滥杀；恣意屠杀◆The newspaper denounced the indiscriminate firing by the police.该报指责警方胡乱开枪。◆She's always been indiscriminate in her choice of friends.她一向择友不慎。▸ indiscriminately

adverb

◆The soldiers fired indiscriminately into the crowd.士兵向人群胡乱开枪。■ disorganized (BrE also randomised) (disapproving) (of people) not able to plan or organize well; (of events) badly planned （人）缺乏条理的，不擅计划的；（活动）计划不周的◆They are lazy and disorganized.他们懒懒散散。◆It was a dismal, disorganized weekend.那个周末过得一塌糊涂。 OPP organized ⇨ efficient ■ untidy ʌnˈtaɪdi (of people) not keeping things neat or well organized （人）无条理的，不修边幅的◆Why do you have to be so untidy?你为什么非得这么邋遢？ OPP tidy ⇨ efficient ▸ untidiness

noun

 [uncountable] ◆Their arguments were usually about his untidiness.他们争吵通常都是因为他邋遢。■ unsystematic ˌʌnˌsɪstəˈmætɪk without a clear system 无系统的；紊乱的；杂乱无章的◆Training for volunteers is patchy and unsystematic.对志愿者的培训零散无序。OPP systematic ⇨ efficient
TOEFL IELTS BNC: 3811 COCA: 3619
random
Not planned: random, arbitrary, spontaneous...

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